当前文件： SpaceBuider11/BasicWebControls/Manage/Event/ManageEventCategories.cs[7K，2009-6-12 11:54:33]，打开代码结构图

		            
  1//------------------------------------------------------------------------------
  2// <copyright company="Tunynet">
  3//     Copyright (c) Tunynet Inc.  All rights reserved.
  4// </copyright> 
  5//------------------------------------------------------------------------------
  6
  7
  8using System;
  9using System.Collections.Generic;
 10using System.Text;
 11using SpaceBuilder.Components;
 12using SpaceBuilder.Posts.Permissions;
 13using System.Web.UI.WebControls;
 14using SpaceBuilder.Controls.Utils;
 15using SpaceBuilder.Events.Components;
 16using TunyNet.Data.Utils;
 17using TunyNet.Utils;
 18using SpaceBuilder.Utils;
 19
 20namespace SpaceBuilder.Web.Manage.Controls
 21...{
 22    /**//// <summary>
 23    /// 管理活动类别
 24    /// </summary>
 25    public class ManageEventCategories : ManageBaseControl
 26    ...{
 27        SBContext sbContext;
 28        Int32 depth = SpaceBuilder.Events.Configuration.EventConfiguration.Instance().CategoryDepth;
 29
 30        /**//// <summary>
 31        /// 验证权限
 32        /// </summary>
 33        protected override void Authorize()
 34        ...{
 35            base.Authorize();
 36
 37            if (!(SBContext.Current.User.IsEventAdministrator))
 38                PermissionBase.RedirectOrExcpetion(SBExceptionType.AccessDenied);
 39        }
 40
 41        protected override void OnInit(EventArgs e)
 42        ...{
 43            if (SkinName == null)
 44                SkinName = "Events/Skin-ManageEventCategories.ascx";
 45
 46            sbContext = SBContext.Current;
 47            base.OnInit(e);
 48        }
 49
 50        protected override void OnLoad(EventArgs e)
 51        ...{
 52            base.OnLoad(e);
 53            EnsureChildControls();
 54            RefreshJavaScript.RegisterRefresh(Page);
 55            if (!Page.IsPostBack)
 56                BindData();
 57        }
 58
 59
 60        Child Controls#region Child Controls
 61
 62        /**//// <summary>
 63        /// 活动类别显示Repeater
 64        /// </summary>
 65        Repeater eventCategoryListRepeater;
 66
 67        /**//// <summary>
 68        /// 活动类别实体集合
 69        /// </summary>
 70        IList<EventCategory> categories;
 71        //PagingDataSet<Event> clubs = new PagingDataSet<Club>();
 72
 73        /**//// <summary>
 74        /// 活动排序字段
 75        /// </summary>
 76        EventQuery query = new EventQuery();
 77
 78        /**//// <summary>
 79        /// 创建活动类别按钮
 80        /// </summary>
 81        ModalLink createButton;
 82
 83        #endregion
 84
 85        protected override void AttachChildControls()
 86        ...{
 87            eventCategoryListRepeater = FindControl("EventCategoryListRepeater") as Repeater;
 88            createButton = FindControl("CreateButton") as ModalLink;
 89            if (eventCategoryListRepeater != null)
 90            ...{
 91                eventCategoryListRepeater.ItemDataBound += new RepeaterItemEventHandler(eventCategoryListRepeater_ItemDataBound);
 92                eventCategoryListRepeater.ItemCommand += new RepeaterCommandEventHandler(eventCategoryListRepeater_ItemCommand);
 93            }
 94
 95        }
 96
 97        void BindData()
 98        ...{
 99            this.SetPageTitle("圈子类别管理");
100
101            categories = EventCategories.GetAllCategories();
102            if (createButton != null)
103            ...{
104                createButton.Url = ManagerUrls.Instance().AddRootEventCategory();
105            }
106            eventCategoryListRepeater.DataSource = categories;
107            eventCategoryListRepeater.DataBind();
108        }
109
110
111        void eventCategoryListRepeater_ItemDataBound(object sender, RepeaterItemEventArgs e)
112        ...{
113            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem)
114            ...{
115                EventCategory eventCategory = (EventCategory)e.Item.DataItem;
116                if (eventCategory != null)
117                ...{
118                    if (eventCategory.Depth <= depth)
119                    ...{
120                        Literal prefix = e.Item.FindControl("Prefix") as Literal;
121                        if (prefix != null)
122                        ...{
123                            prefix.Text = PrefixForDepth(eventCategory);
124                        }
125
126                        HyperLink eventCategoryName = e.Item.FindControl("EventCategoryName") as HyperLink;
127                        if (eventCategoryName != null)
128                        ...{
129                            eventCategoryName.Text = eventCategory.CategoryName;
130                            eventCategoryName.NavigateUrl = ChannelUrls.Instance().EventShowCategory(eventCategory.CategoryID, 1);
131                            eventCategoryName.Target = "_blank";
132                        }
133
134                        Literal eventCount = e.Item.FindControl("EventCount") as Literal;
135                        if (eventCount != null)
136                            eventCount.Text = eventCategory.CumulateCount.ToString();
137                        ModalLink updateButton = e.Item.FindControl("UpdateButton") as ModalLink;
138                        if (updateButton != null)
139                        ...{
140                            updateButton.Url = ManagerUrls.Instance().EditEventCategory(eventCategory.CategoryID);
141                        }
142                        LinkButton deleteButton = e.Item.FindControl("DeleteButton") as LinkButton;
143                        ...{
144                            deleteButton.CommandArgument = eventCategory.CategoryID.ToString();
145                            deleteButton.Attributes["onclick"] = "if(!confirm(\"确认要删除此活动类别吗？\")) return false;";
146                        }
147                        if (depth >= (eventCategory.Depth + 1))
148                        ...{
149                            ModalLink addChildCategory = e.Item.FindControl("AddChildCategory") as ModalLink;
150                            if (addChildCategory != null)
151                            ...{
152                                addChildCategory.Visible = true;
153                                addChildCategory.Url = ManagerUrls.Instance().AddChildEventCategory(eventCategory.CategoryID);
154                            }
155                        }
156                    }
157                    else
158                    ...{
159                        e.Item.Visible = false;
160                    }
161                }
162            }
163        }
164
165        private string PrefixForDepth(EventCategory eventCategory)
166        ...{
167            string prefixString = string.Empty;
168            for (int i = 1; i < eventCategory.Depth; i++)
169            ...{
170                prefixString += "　　";
171            }
172            return prefixString;
173        }
174
175
176        void eventCategoryListRepeater_ItemCommand(object source, RepeaterCommandEventArgs e)
177        ...{
178            switch (e.CommandName)
179            ...{
180                case "Delete":
181                    int eventCategoryID = Convert.ToInt32(e.CommandArgument);
182                    if (DeleteEventCategoryStatus.ExistsEvent == EventCategories.Delete(eventCategoryID))
183                    ...{
184                        Page.ClientScript.RegisterClientScriptBlock(this.GetType(), this.GetType().FullName, "alert('您必须删除该类别下的所有活动才能删除此类别！');", true);
185                    }
186                    //else
187                    //{
188                    //    sbContext.Context.Response.Redirect(ManagerUrls.Instance().ManageEventCategories());
189                    //}
190                    BindData();
191                    break;
192            }
193        }
194
195
196        property#region property
197
198        #endregion
199    }
200}
201